7) Open-market operations change:
A.the size of the monetary multiplier, but not commercial bank reserves.
B.commercial bank reserves, but not the size of the monetary multiplier.
C.neither commercial bank reserves nor the size of the monetary multiplier.
D.both commercial bank reserves and the size of the monetary multiplier.
8)
Refer to the above table representing Kara’s bank account. Assuming that $2000 was
deposited into her account at the beginning of year 1, and no further deposits or
withdrawals were made, the value for cell E:
A.cannot be determined.
B.is $2,662.
C.is $2,600.
D.is $2,200.
9) Suppose a firm hires both labor (L) and capital (C) under purely competitive
conditions. The price of labor is PL and that of capital is PC. The marginal product of
labor is MPL and that of capital is MPC. The firm sells its product competitively at a
price of PX.
Refer to the above information. If MPC/PC > MPL/PL, the firm:
A.may be maximizing profits, but it is not minimizing costs.
B.may be minimizing costs, but it is not maximizing profits.
C.is neither minimizing costs nor maximizing profits.
D.is minimizing costs and maximizing profits.
10) if z is an inferior good, an increase in money income will shift the:
a.supply curve for z to the left.
b.supply curve for z to the right.
c.demand curve for z to the left.
d.demand curve for z to the right.